// const sha1 = require('sha1')

// let s = sha1('Grey')
// s = s.replace(/[^0-9]/gi, '')
// console.log(s)
// const colorIndex = (s.charAt(0) + s.charAt(1)) % 5

// console.log(colorIndex)

const list = [
  {
    studentId: '1',
    clazzId: '2'
  },
  {
    studentId: '2',
    clazzId: '2'
  }
]

const stuList = [
  {
    userName: '',
    level: '',
    sex: '',
    age: ''
  }
]
